package containers-data

Changelog

3.11

• official OCaml 5 support
• add CCFun.(let@) (if OCaml >= 4.08)
• add CCHet.Tbl.{clear,reset}
• fix(CCVector): concurrent modification safety in resize_with
• fix(CCVector): always obtain a copy of array before using unsafe_{set,get}
• CI: add ocaml 5.0.x

3.10

• CCArray: add mapi_inplace
• add sublibrary containers.scc for strongly connected components
• CCSeq: add concat_map
• CCSeq: add some missing function from 4.14
• add CCInt64.{hash,hash_to_int64}
• Ref: add protect function
• fix: include Seq in CCSeq for ocaml >= 4.07

3.9

• feat: add Containers_cbor module
• feat(CCInt32): add popcount function
• feat(CCInt64): add popcount operation

• CCBV:

  • more extensive test suite
  • use bytes underneath, not an array of integers
• add containers_testlib, removing qtest and ounit.
• cbor: use int64 as main int type
• fix: handle uppercase in string/hex

3.8

• add Containers_bencode for lightweight (de)ser
• perf(CCHash): improve a bit commutative hashing of arrays/lists
• perf(CCHash): only hash prefix of string/bytes
• feat(CCList): Add Assoc.{keys,values,map_values}
• feat(CCArray): add CCArray.map_inplace
• add CCString.{to_hex,of_hex}
• fix(Atomic): prevent race conditions under flambda, for now

3.7

• add Format.styling
• make Format compatible with OCaml 5.0, using Stag for colors
• new preprocessor, compatible with merlin, using [@@@ifge 4.12]-style pragmas
• feat: add Byte_buf, a byte buffer.
• add CCSeq.{zip_i,of_string}
• add CCResult.opt_map to simplify result function application over optionals (#397)
• add shims for Atomic and Unit
• expose CCParse.pos to get current pos; improve perf
• add CCVector.resize_with and CCVector.resize_with_init, tests and doc (#389)
• add CCVector.insert
• update dune to 1.10, condition some rules to unix
• perf: reduce allocations in CCSeq.to_array
• fix asymptotic behavior of resize functions in CCVector
• fix: rely on either compatibility library

3.6.1

• use either compatibility library instead of shims

3.6

• rename CCOpt to CCOption and deprecate CCOpt
• add iterator functions to CCIO
• CCOrd: add poly, deprecate compare
• add CCIO.File.walk_iter

• CCParse: heavy refactoring, many new functions

  • backtracking by default
  • add slice and the ability to recurse on them
  • expose Position module, add or_, both, lookahead, U.bool
  • example Sexpr parser, and a test
  • example and test of an IRC log parser
• fix bug in CCIO.read_lines_seq

3.5.1

• fix bug in CCIO.read_lines_seq (backported from 3.6)

3.5

• add CCHash.map and CCHash.bytes
• CCIO: add many Seq.t based functions
• CCUtf8string: add {make,empty,of_uchar}
• add CCFormat.{const_string,opaque}
• add CCOpt.{some,none}
• CCFormat: expose ANSI_codes module
• CCBV: add equal, refactor for performance and readability
• CCList: add {sorted_diff_uniq,sorted_mem,sorted_diff,sorted_remove}
• fix(bv): index error in union
• test: add some property tests on Csexp/Canonical_sexp
• bv: add more tests, including regression for #370

3.4

• Add CCOpt.get_exn_or and deprecate CCOpt.get_exn
• CCRAL: add get_and_remove_exn operation
• CCString: add CCString.uniq
• refactor CCHash to use FNV in many combinators
• CCInt: improve perf by using a single implementation of popcount using int64
• fix: CCRAL.remove does not always remove
• fix(sexp): re-export the loc type to the functor's argument's type
• refactor and clarify cutoff in String.edit_distance
• fix(CCInt): make sure hash is always positive
• big upgrade to CI thanks to @Fardale

3.3

• feat: add code-generator for optimal bitfields; add tests
• new Canonical sexpr module with printer and parser
• CCSeq: Add for_all and exists
• feat(sexp): expose last location in decoder
• feat(CCChar): add CCChar.Infix
• feat(CCString): add CCString.foldi
• feat(CCFormat): add string_lines combinator
• feat(CCList): update with regards to partition_map
• add CCList.cons'
• implement {of,add}_*_with family of function in CCMap with update (#352)
• add CCMap.of_{list,iter,seq}_with functions
• add CCHashtbl.{of,add}_{list,seq,iter}_with
• Fix integer overflow warning on jsoo (#346)
• updated fuzzer scripts

Containers-thread

• refactor(pool): less locking, fix deadlock, more parallelism
• feat(pool): keep one idle thread
• small optim in Pool.sequence_a

3.2

• add CCEither module
• add CCList.chunks
• add iter/seq functions to CCString
• add CCList.reduce (resolves #305)
• fix: in CCInt pick popcount at runtime on 64 bits
• fix: in shims, use configurator properly to determine int size
• in CCFormat, add append, append_l, infix ++ for sequencing, space, break, cut
• fix: in CCSexp, handle non-ascii escapes in strings
• CCUtf8_string: add and expose uchar_to_bytes
• enable auto deploy of doc
• improve CI: test core on non ubuntu platform, test all on ubuntu
• update readme
• CCImmutArray: add tests (#344)
• add fuzzing (#339)
• add stronger test to compare with uutf in ccutf8string

3.1

• add List.combine_chop and corresponding (and&) synchronized product
• chore: remove travis to use github CI instead
• add CCList.mguard function for list comprehensions
• add some basic tests to CCMutHeap
• un-specify order of elements in CCMap.to_list
• Move definition of CCMap.update so that it is shadowed by Stdlib.Map.update
• fix(intmap): order of arguments for the HO param should be stable
• feat(containers-data): add CCMutHeap mutable heap with increase/decrease

3.0.1

• fix build on 32 bits architectures

3.0

Breaking changes

see https://github.com/c-cube/ocaml-containers/issues/290 for a summary of a subset of these changes.

packaging:

• split the library into separate packages containers, containers-data, and containers-thread.
• delete containers.iter and merge parts of it into containers-data;
• move CCSexp into the core library, remove containers.sexp.

api:

• remove slice APIs in string and array.
• change pp functions to take unit printer for sep/stop/start (#295)
• CCPair: use more standard name for some map functions (#316)
• add CCSeq module, mostly adapted from CCKlist
• remove CCKlist from everywhere
• CCGraph: remove deprecated module and function
• rename <op>_std_seq to <op>_seq, making Seq.t the standard everywhere; remove the old <op>_seq that were previously deprecated in favor of <op>_iter.
• CCVector: rename shrink into truncate
• CCVector: rename remove to CCVector.remove_unordered
• CCList: make mem compatible with the Stdlib by making ?eq optional
• CCVector: rename filter' into filter_in_place

Other changes

• CI: add github actions in addition to travis
• feat: add infix operators to String
• feat: add opt.bind
• CCResult: add <$> operator
• CCResult: add get_lazy
• put infix operators in Infix module, then include it
• ccnativeint: complete CCNativeint with regards to CCInt
• Int64: complete CCInt64 with regards to CCInt
• CCInt32: complete CCInt32 with regards to CCInt
• implement CCInt.sign using CCInt.compare
• CCInt: include module Int for ocaml >= 4.08
• CCInt: add of_float
• CCInt: add of_string_exn
• add CCResult.get_lazy
• add Int.popcount operator
• CCFloat: add pi
• CCFloat: add of_string_opt
• fix: expose always_eq/never_eq in CCEqual
• string: add optional cutoff arg on String.edit_distance
• CCVector: add remove_and_shift
• CCArray: add optional argument eq to mem
• CCSexp: Escape empty atoms
• substitute 'Pervasives' with 'Stdlib'
• CCFormat: add exn combinator
• IO: add copy_into for transferring data between channels
• Extend benchmark: to_array, cons and cons_fold
• Extend benchmark: Sek, iter and pop
• benchmark for memory usage of data structures

And many, many bugfixes.

2.8.1

• add missing CCVector.of_iter

2.8

Breaking:

• bump minimum version of OCaml to 4.03, drop deps {result,uchar}
• deprecate {of,to}_seq a bit everywhere
• deprecate CCKList as it's subsumed by Seq
• feat: on >= 4.08, support let+ and let* operators
• feat(list): add indexed functions and fold_on_map
• refactor: also port CCGraph to iter
• feat: add {to,of,add}_{iter,std_seq} where relevant
• feat(unix): add ensure_session_leader and add some docs
• feat(pool): add infix operators on futures
• fix(pp): improve printing of hashtables
• feat: add monoid_product to Array and Vector
• improved gc behavior for CCvector
• deprecate CCVector.fill_empty_slots_with
• CCVector.shrink_to_fit to limit memory usage
• add CCVector.clear_and_reset
• feat(sexp): expose parse_string_list and the list decoder
• add CCUnix.with_temp_dir function
• deprecate CCOpt.to_seq, provide to_iter instead
• add CCOpt.value to improve compat with Stdlib.Option
• add CCVector.mapi
• fix: restore CCSexp.atom and list which was lost in 2.7
• fix(sexp): set location properly when parsing a file
• fix: properly alias to CCChar in containers.ml
• use older dune dialect
• remove unlabel, remove all traces of Result
• require dune configurator explicitly in opam
• Re-enable mdx tests
• fix benchs so they don't depend on clarity and they compile again

2.7

• deprecate CCKList in favor of the standard Seq
• CCIO: add _gen suffixes to some functions
• ccsexp: provide ability to annotate parsed S-exprs with their position
• ccsexp: functorize the parser/printer
• ccsexp: support #; for commenting a sexp
• fix: remove dep from vec to list
• add to_string to many modules (#270)
• add CCDeque.{remove_*;update_*}, CCDeque.{*_opt}
• add CCDeque.{filter,filter_map}
• add CCDeque.filter_in_place
• add CCBool.{to,of}_int
• add Result.flatten_l to turn a list of results into a result of list
• refactor: remove stdlib's code, simple reimplementation of Stdlib.Fun
• add CCArray.Infix
• Document behaviour of Fun.finally when finaliser raises
• travis: test on OCaml 4.09, too.
• more docs for IO

2.6.1

bugfix release:

• fix(parse): error in many
• chore: add 4.08 to travis
• fix Containers.Stdlib on OCaml 4.07

2.6

• introduce shim modules for 4.08 compat
• remove reference to sequence, use iter instead for tests
• add remove function to het map/tbl
• missing type annotation for specializing int.compare
• doc: fix bad example in CCIO
• use iter, not sequence, in tests
• fix: use same evaluation order as stdlib for CCList.init
• fix: make Array.random_choose fail on empty array at creation time
• breaking: make Array.random_choose raise invalid_arg instead of not_found
• migrate readme to .md, using mdx to test it

2.5

• perf: annotate types in monomorphic/float/int to help specialize builtins
• use GADT to discard impossible case on CCFQueue (@dinosaure).
• fix(funvec): expose pop, fix off by one error

2.4.1

• revert some compatibility-breaking changes in label modules

2.4

breaking:

• rename Random.sample_without_{replacement,duplicates}

Features

• add CCResult.iter_err
• add CCEqual.{always,never}_eq
• add containersLabels.ml, generate unlabelled interfaces from labelled ones
• add CCEqualLabels
• add CCArray_sliceLabels
• add CCStringLabels
• add CCResult.get_or_failwith
• add CCInt.( ** ) for integer exponentiation
• add List.counts, related to List.count (#230)
• migrate to dune
• migrate to opam2
• add CODE_OF_CONDUCT.md

Fixes

• #235: release memory in vector/ringbuffer (thanks to @copy)
• remove spurious Labels module
• doc: fix small inaccuracy in comments and API
• test: improve perf by changing random gens

2.3

• feat(vector): add Vector.{filter,filter_map}_in_place
• perf(hashtrie): use int64 for 64-bits branching factor and popcount
• feat(intmap): add CCIntMap.{filter,filter_map,merge,is_empty}
• Add CCHeap.Make_from_compare (#225)
• add relational ops CCList.{group_by,join,join_by,join_all_by,group_join_by}
• fix(float): make Float.{min,max} compliant with revised IEEE754
• fix(build): remove [@inline] attributes since they break on 4.02.3
• Fix Int32 and Int64 operators that are not visible (#224)
• some performance tweaks in Vector
• test(float): add some tests for FP min/max

2.2

• Improving comments presentation
• Add CCOpt.return_if
• Add CCOpt.flatten
• Add CCString.{,r}drop_while
• add many missing functions to CCListLabels
• test: consistency CCList{,Labels}
• fix(arrayLabels): compatibility with 4.07
• fix: compatibility for CCArrayLabels
• test: add compatibility checks between CCArray{,Labels}

2.1

• make CCInt64 compatible with Int64 (breaking!) (closes #192)
• Add CCBijection in containers.data
• feat(mono): add dotted comparison operators for floats
• add ?margin parameter to CCFormat.ksprintf
• add CCUtf8_string with basic encoding and decoding functionalities
• Add CCLazy_list.<|>
• Adding CCNativeint
• enrich CCInt.Infix to get a uniform interface with CCInt{32,64}
• add CCInt{32,64}.Infix
• Adding CCInt32 module
• add CCHash.combine{5,6}
• Add infix operators to CCFloat
• feat(list): add {interleave,intersperse} (closes #191)
• add missing signatures of CCArrayLabels (closes #193)
• Add CCFun.iterate
• add experimental CCFun_vec data structure for fast functional vectors
• fix: strong type aliases in Random (closes #210)
• use standard List.sort_uniq
• remove explicit dep on bytes in jbuild files
• update printers names in containers.top (closes #201)
• Enable support for Travis CI and Appveyor
• test deps are required when we run tests
• point to JST's blog post on poly compare

2.0

breaking

• move to jbuilder (closes #165), requiring at least OCaml 4.02

• become defensive w.r.t polymorphic operators:

  • Internally shadow polymorphic operators and functions from Pervasives by include CCMonomorphic in Containers module
  • Shadow the physical equality operator
  • Shadow polymorphic functions in CCList
• rename print to pp for Format printers (closes #153, #181)
• remove CCFlatHashtbl

others

• many typos and style fixes (from Fourchaux)
• Add CCList.iteri2 and CCList.foldi2
• remove PARAM.min_size in CCPool
• Add CCEqual.physical
• Avoid uses of the polymorphic operators
• Add a CCMonomorphic module shipped into a containers.monomorphic library
• make complexity of Array.lookup explicit (closes #174)
• add CCFormat.lazy_{or,force} for printing thunks
• now that ocaml >= 4.02 is required, use Format.pp_print_text directly
• add CCHeap.delete_{one,all}
• add CCList.tail_opt
• remove qtest makefile and use a script instead
• add many tests
• fix bug in CCRAL.drop (see #184)
• CCFormat: fix support of unrecognized styles
• fix bug: don't reverse twice in CCList.repeat

1.5.1, 1.5.2

• re-export Format types and functions in CCFormat

1.5

• have CCList.{get,insert,set}_at_idx work with negative indices
• Add CCCache.add
• missing function in CCListLabels
• Allow negative indexes in CCList.remove_at_idx
• add an optional drop parameter to string-splitting functions
• add Hash.const0 for trivial hash function that ignores its input
• improve compatibility with the stdlib
• Add List.count
• Add String.is_empty
• add missing compatibility functions: {assoc_opt,assq_opt}
• backport some functions added in 4.05 in CCList
• add functions from 4.05 into CC{Map,Set}
• Implement CCImmutArray.sub
• bugfix in CCTrie.Make: Remove polymorphic comparison
• remove dependency on cppo
• add travis support
• update doc of CCList.cartesian_product, which returns results in unspecified order (close #154)
• fix containers.top (closes #155)

1.4

• add CCMap.union
• add CCRef.swap
• add CCArray.swap
• change signature of CCWBTree.get_rank
• add CCWBTree.get_rank{,_exn}
• more efficient List.map Using efficient chunking algorithm
• Fix CCVector.append_array (empty vector case)
• CCFQueue.take_back_exn raised InvalidArg instead of Empty on an empty queue
• faster CCString.{prefix,suffix}
• speed improvements and benchmarks for CCString.{prefix,suffix}
• add ocp-indent file
• fix CCFun.tap example in doc
• specify behavior of CCFQueue.take_{front,back}_l in some corner cases
• More tests for CCVector.append and CCVector.append_array
• assertions and cleanup in CCPool

1.3

• deprecate CCBool.negate
• add CCString.compare_natural (closes #146)
• add callbacks in CCCache.with_cache{,_rec} (closes #140)
• tail-rec CCList.split (by @bikalgurung, see #138)
• change CCRingBuffer.peek_{front,back} to return options (closes #127)
• add CCRingBuffer.is_full
• add CCArray.find_map{,_i}, deprecated older names (closes #129)
• add CCList.{keep,all}_{some,ok} (closes #124)
• large refactor of CCSimple_queue (close #125)
• add CCSimple_queue to containers.data
• small change for consistency in CCIntMap
• bugfix in CCRingBuffer.skip, and corresponding tests
• cleanup and refactor of CCRingBuffer (see #126). Add strong tests.
• add rich testsuite to CCIntMap, based on @jmid's work

1.2

• make many modules extensions of stdlib (close #109) the modules are: String List ListLabels Array ArrayLabels Char Random
• add CCString.{l,r}trim (close #121)
• add CCInt.floor_div and CCInt.rem
• add test and bugfix for CCBV
• add CCList.take_drop_while (close #120)
• add CCstring.equal_caseless (close #112)
• add alias CCString.split (close #115)
• add CCFormat.text (close #111)
• add CCFormat.{newline,substring}
• add CCList.combine_gen (close #110)
• add module CCEqual
• add CCResult.fold_ok (closes #107)
• add CCFormat.with_color_ksf for colored printing
• add CCInt.range{,',by} for iterating on integer ranges
• add CCString.Sub.get
• add CCResult.add_ctx{,f} for replacing stack traces
• add CCString.split_on_char
• add CCArray.{fold_map,scan_left} (close #101)
• add CCList.scan_left
• add CCList.{cartesian_product,map_product_l}
• add CCUnix.with_file_lock for locking whole files
• add CCFormat.of_chan
• add CCFormat.flush
• Add {map_lazy, or_, or_lazy, to_result, to_result_lazy, of_result} to CCOpt
• annotations in CCEqual, for optimization
• Add a tail-recursive implementation of List.combine
• fix too restrictive type in CCResult
• build unix support by default
• bugfix and test for CCZipper.is_focused (closes #102)
• use boxes in CCFormat.Dump for tuples
• update header, and use more (##) in CCIntMap

1.1

bugfixes:

• fix bug in CCGraph (in DFS traversal)
• fix bug in CCOpt.filter (close #100)

new features:

• add CCHeap.to_seq_sorted
• add CCHeap.to_list_sorted
• add CCIO.File.walk_l

cleanup and doc:

• remove dead code
• new test for CCPool
• new test and small readme section on CCParse
• remove CCError from tutorial
• merge tutorial into readme, cleanup

1.0

See https://github.com/c-cube/ocaml-containers/issues/84 for an overview.

Breaking and Removals:

• simplify and cleanup of CCGraph
• remove poly-variant based errors, use result everywhere
• remove deprecated functions and modules
• remove CCVHashconsedSet
• remove CCAllocCache
• remove CCBloom
• update benchmarks (ignoring hamt); remove useless old script
• simplify CCHash, changing the type to 'a -> int, relying on Hashtbl.seeded_hash for combining hashes
• split CCList.Zipper into its own module, CCZipper in containers.data
• change argument ordering in CCList.Assoc
• remove CCList.Idx, rename its functions to toplevel
• remove CCList.Set, move functions to toplevel and rename them
• rewrite CCBitField with a much simpler interface
• split CCArray.Sub into CCArray_slice

• remove containers.string

  • remove CCParse and CCKMP (will be replaced in core)

• CCFormat:

  • remove start/stop args, make sep a unit printer
  • many other improvements and additions
  • add CCFormat.tee
  • add CCFormat.Dump.{result,to_string}
• replace or_ by default in labelled functions
• remove trailing _ in CCOrd primitives
• remove containers.io (deprecated for a while)
• remove containers.bigarray
• remove CCSexpM, use ocamllex for a much simpler CCSexp using ocamllex
• add CCParse into core, a simple, lightweight version of parser combs
• remove CCPrint, use CCFormat instead (also, update tests relying on it)
• remove containers.advanced
• change type of CCUnix.escape_str

Additions:

• CCHashtbl:

  • CCHash.{list,array}_comm
  • CCHashtbl.Poly and fix issue in Containers (close #46)
  • CCHashtbl.get_or_add
• CCList.sublists_of_len (close #97)
• Char.{of_int{,_exn},to_int} (close #95)
• Add CCResult.{is_ok,is_error}
• improve CCUnix a bit
• update containers.ml so as to include all core containers
• add CCOrd.Infix
• use Labels versions of CCList and CCArray
• add CCString.edit_distance
• expose CCString.Find for efficient sub-string searching

Bugfixes:

• CCIO: deal properly with broken symlinks and permission errors
• test for #94 (using Thread.yield to trigger segfault) Fix CCSemaphore.with_acquire: release a non locked mutex is UB
• containers.top: remove printers on structural types (#71)
• add doc for of_list in relevant modules (close #85)
• bugfix: do not use Sequence.flatMap (close #90)

0.22

• threads/CCLock: add try_with_lock to wrap Mutex.try_lock
• Add CCMultiSet.remove_all
• document errors in CCIO (close #86)
• use the new qtest/qcheck

0.21

• (breaking) make default start/stop arguments empty in printers (#82)
• add CCFormat.{with_color_sf,fprintf_dyn_color,sprintf_dyn_color}
• add CCFormat.Dump for easy debugging (see #82)
• add CCArray.Sub.to_list
• add CCArray.{sorted,sort_indices,sort_ranking} (closes #81)
• handle \r in CCSexpM (fixes #83)
• add alias Containers.IO
• bugfixes in CCArray.Sub
• bugfix + tests for CCArray.Sub.sub
• disable parallel build to support cygwin

0.20

• bugfix in CCArray.equal
• fix CCString.*_ascii; add CCChar.{upper,lower}case_ascii
• add functions in CCArray: fold2,iter2,map2
• add CCArray.rev
• add CCFloat.round
• add CCVector.append_gen
• add CCList.{head_opt,last_opt}
• add CCInt.{print_binary,to_string_binary} + tests (thanks @gsg)
• more general types for CCArray.{for_all2,exists2}
• more general type for CCResult.map_or

0.19

• add regression test for #75
• Fix CCString.Split.{left,right} (#75)
• additional functions in CCMultiSet
• show ocaml array type concretely in CCRingBuffer.Make sig
• cleanup and more tests in CCHeap
• fix bugs in CCFlatHashtbl, add some tests
• add more generic printers for CCError and CCResult (close #73)
• add CCstring.of_char
• update headers

0.18

• update implem of CCVector.equal
• add CCOpt.get_or with label, deprecates get
• add CCArray.get_safe (close #70)
• add CCGraph.is_dag
• add aliases to deprecated functions from String, add Fun.opaque_identity
• add CCLazy_list.take
• add Lazy_list.filter
• add CCList.range_by

0.17

potentially breaking

• change the semantics of CCString.find_all (allow overlaps)

Additions

• add CCString.pad for more webscale
• add (--^) to CCRAl, CCFQueue, CCKlist (closes #56); add CCKList.Infix
• add monomorphic signatures in CCInt and CCFloat
• add CCList.{sorted_insert,is_sorted}
• add CCLazy_list in containers.iter (with a few functions)
• add CCTrie.longest_prefix
• provide additional ordering properties in CCTrie.{above,below}
• add CCOpt.if_

• have

  • CCRandom.split_list fail on len=0
  • CCRandom.sample_without_replacement fail if n<=0
• add CCOpt.{for_all, exists}
• add CCRef.{get_then_incr,incr_then_get}
• add Result.{to,of}_err
• add CCFormat.within
• add map/mapi to some of the map types.
• add CCString.{drop,take,chop_prefix,chop_suffix,filter,filter_map}
• add CCList.fold_filter_map
• add CCIO.File.with_temp for creating temporary files
• add {CCArray,CCVector,CCList}.(--^) for right-open ranges
• add Containers.{Char,Result}
• modify CCPersistentHashtbl.merge and add CCMap.merge_safe
• add CCHet, heterogeneous containers (table/map) indexed by keys
• add CCString.rev
• add CCImmutArray into containers.data
• add CCList.Assoc.remove

Fixes, misc

• Make CCPersistentHashtbl.S.merge more general.
• optimize KMP search in CCString.Find (hand-specialize code)
• bugfix in CCFormat.to_file (fd was closed too early)
• add a special case for pattern of length 1 in CCString.find
• more tests, bugfixes, and benchs for KMP in CCString
• in CCString, use KMP for faster sub-string search; add find_all{,_l}

others:

• watch target should build all
• add version constraint on sequence
• migrate to new qtest
• add an IO section to the tutorial
• enable -j 0 for ocamlbuild

0.16

breaking

• change the signature of CCHeap.{of_gen,of_seq,of_klist}
• change the API of CCMixmap
• make type CCHash.state abstract (used to be int64)
• optional argument ~eq to CCGraph.Dot.pp
• rename CCFuture into CCPool

deprecations

• deprecate containers.bigarray
• deprecate CCHashtbl.{Counter,Default} tables
• deprecate CCLinq in favor of standalone OLinq (to be released)

bugfixes

• fix wrong signature of CCHashtbl.Make.{keys,values}_list
• missing constraint in CCSexpM.ID_MONAD

new features

• add a tutorial file
• add a printer into CCHeap
• add {CCList,CCOpt}.Infix modules
• add CCOpt.map_or, deprecating CCopt.maybe
• add CCFormat.sprintf_no_color
• add CCFormat.{h,v,hov,hv}box printer combinators
• add CCFormat.{with_color, with_colorf}
• add CCList.hd_tl
• add CCResult.{map_or,get_or}
• add CCGraph.make and utils
• add CCHashtbl.add_list
• add counter function in CCHashtbl, to replace CCHashtbl.Counter
• add CCPair.make
• add CCString.Split.{left,right}_exn
• add CCIO.File.{read,write,append} for quickly handling files
• add CCRandom.pick_{list,array}
• add CCList.Assoc.update
• add CCList.Assoc.mem
• add {CCMap,CCHashtbl}.get_or for lookup with default value
• add CCLock.{decr_then_get, get_then_{decr,set,clear}}
• rename CCFuture into CCPool, expose the thread pool
• split CCTimer out of CCFuture, a standalone 1-thread timer
• move CCThread.Queue into CCBlockingQueue
• add CCResult, with dependency on result for retrocompat
• add CCThread.spawn{1,2}
• add many helpers in CCUnix (for sockets, files, and processes)
• add CCFun.finally{1,2}, convenience around finally
• add CCLock.update_map
• add CCLock.{incr_then_get,get_then_incr}
• add breaking space in CCFormat.{pair,triple,quad}
• update examples/id_sexp so it can read on stdin
• add CCList.fold_map2

0.15

breaking changes

• remove deprecated CCFloat.sign
• remove deprecated CCSexpStream

other changes

• basic color handling in CCFormat, using tags and ANSI codes
• add CCVector.ro_vector as a convenience alias
• add CCOrd.option
• add CCMap.{keys,values}
• add wip CCAllocCache, an allocation cache for short-lived arrays
• add CCError.{join,both} applicative functions for CCError
• opam: depend on ecamlbuild

• work on CCRandom by octachron:

  • add an uniformity test
  • Make split_list uniform
  • Add sample_without_replacement
• bugfix: forgot to export {Set.Map}.OrderedType in Containers

0.14

breaking changes

• change the type 'a CCParse.t with continuations
• add labels on CCParse.parse_* functions
• change semantics of CCList.Zipper.is_empty

other changes

• deprecate CCVector.rev', renamed into CCVector.rev_in_place
• deprecate CCVector.flat_map', renamed flat_map_seq
• add CCMap.add_{list,seqe
• add CCSet.add_{list,seq}
• fix small ugliness in Map.print and Set.print
• add CCFormat.{ksprintf,string_quoted}
• add CCArray.sort_generic for sorting over array-like structures in place
• add CCHashtbl.add mimicking the stdlib Hashtbl.add
• add CCString.replace and tests
• add CCPersistentHashtbl.stats
• reimplementation of CCPersistentHashtbl
• add make watch target
• add CCVector.rev_iter
• add CCVector.append_list
• add CCVector.ensure_with
• add CCVector.return
• add CCVector.find_map
• add CCVector.flat_map_list
• add Containers.Hashtbl with most combinators of CCHashtbl
• many more functions in CCList.Zipper
• large update of CCList.Zipper
• add CCHashtbl.update
• improve CCHashtbl.MakeCounter
• add CCList.fold_flat_map
• add module CCChar
• add functions in CCFormat
• add CCPrint.char
• add CCVector.to_seq_rev
• doc and tests for CCLevenshtein
• expose blocking decoder in CCSexpM
• add CCList.fold_map
• add CCError.guard_str_trace
• add CCError.of_exn_trace
• add CCKlist.memoize for costly computations
• add CCLevenshtein.Index.{of,to}_{gen,seq} and cardinal
• small bugfix in CCSexpM.print
• fix broken link to changelog (fix #51)
• fix doc generation for containers.string
• bugfix in CCString.find
• raise exception in CCString.replace if sub=""
• bugfix in hashtable printing
• bugfix in CCKList.take, it was slightly too eager

0.13

Breaking changes

• big refactoring of CCLinq (now simpler and cleaner)
• changed the types input and ParseError in CCParse
• move containers.misc and containers.lwt into their own repo
• change the exceptions in CCVector
• change signature of CCDeque.of_seq

Other changes

• add module CCWBTree, a weight-balanced tree, in containers.data.
• add module CCBloom in containers.data, a bloom filter
• new module CCHashTrie in containers.data, HAMT-like associative map
• add module CCBitField in containers.data, a safe abstraction for bitfields of < 62 bits
• add module CCHashSet into containers.data, a mutable set
• add module CCInt64
• move module RAL into containers.data as CCRAL
• new module CCThread in containers.thread, utils for threading (+ blocking queue)
• new module CCSemaphore in containers.thread, with simple semaphore
• add containers.top, a small library that installs printers
• add CCParse.memo for memoization (changes CCParse.input)
• add CCString.compare_versions
• update CCHash with a functor and module type for generic hashing
• add CCList.{take,drop}_while; improve map performance
• add CCList.cons_maybe
• add CCArray.bsearch (back from batteries)
• add fair functions to CCKList
• deprecate CCList.split, introduce CCList.take_drop instead.
• add CCKtree.force
• add tests to CCIntMap; now flagged "stable" (for the API)
• add CCOpt.choice_seq
• add CCOpt.print
• add CCIntMap.{equal,compare,{of,to,add}_{gen,klist}}
• add CCThread.Barrier for simple synchronization
• add CCPersistentArray.{append,flatten,flat_map,of_gen,to_gen}
• add CCDeque.clear
• add CCDeque.{fold,append_{front,back},{of,to}_{gen,list}} and others
• add CCKList.{zip, unzip}
• add CCKList.{of_array,to_array}
• add CCKList.{head,tail,mapi,iteri}
• add CCKList.{unfold,of_gen}
• add CCParse.{input_of_chan,parse_file,parse_file_exn}
• modify CCParse.U.list to skip newlines
• add CCDeque.print
• add CCBV.print
• add printer to CCHashtbl
• bugfix in CCSexpM
• new tests in CCTrie; bugfix in CCTrie.below
• lots of new tests
• more benchmarks; cleanup of benchmarks
• migration of tests to 100% qtest
• migration markdown to asciidoc for doc (readme, etc.)
• add tests to CCIntMap, add type safety, and fix various bugs in {union,inter}
• more efficient CCThread.Queue.{push,take}_list
• slightly different implem for CCThread.Queue.{take,push}
• new implementation for CCDeque, more efficient
• update makefile (target devel)

0.12

breaking

• change type of CCString.blit so it writes into Bytes.t
• better default opening flags for CCIO.with_{in, out}

non-breaking

NOTE: use of containers.io is deprecated (its only module has moved to containers)

• add CCString.mem
• add CCString.set for updating immutable strings
• add CCList.cons function
• enable -safe-string on the project; fix -safe-string issues
• move CCIO from containers.io to containers, add dummy module in containers.io
• add CCIO.read_all_bytes, reading a whole file into a Bytes.t
• add CCIO.with_in_out to read and write a file
• add CCArray1 in containers.bigarray, a module on 1-dim bigarrays (experimental)
• add module CCGraph in containers.data, a simple graph abstraction similar to LazyGraph
• add a lot of string functions in CCString
• add CCError.catch, in prevision of the future standard Result.t type
• add CCError.Infix module
• add CCHashconsedSet in containers.data (set with maximal struct sharing)
• fix: use the proper array module in CCRingBuffer
• bugfix: CCRandom.float_range

0.11

• add CCList.{remove,is_empty}
• add CCOpt.is_none
• remove packs for containers_string and containers_advanced
• add Containers_string.Parse, very simple monadic parser combinators
• add CCList.{find_pred,find_pred_exn}
• bugfix in CCUnix.escape_str
• add methods and accessors to CCUnix
• in CCUnix, use Unix.environment as the default environment
• add CCList.partition_map
• RingBuffer.{of_array, to_array} convenience functions
• containers.misc.RAL: more efficient in memory (unfold list)
• add CCInt.pow (thanks to bernardofpc)
• add CCList.group_succ
• containers.data.CCMixset, set of values indexed by poly keys
• disable warning 32 (unused val) in .merlin
• some infix operators for CCUnix
• add CCUnix.async_call for spawning and communicating with subprocess
• add CCList.Set.{add,remove}
• fix doc of CCstring.Split.list_

0.10

• add containers.misc.Puf.iter
• add CCString.{lines,unlines,concat_gen}
• CCUnix (with a small subprocess API)
• add CCList.{sorted_merge_uniq, uniq_succ}
• breaking: fix documentation of CCList.sorted_merge (different semantics)
• CCPersistentArray (credit to @gbury and Jean-Christophe Filliâtre)
• CCIntMap (big-endian patricia trees) in containers.data
• bugfix in CCFQueue.add_seq_front
• add CCFQueue.{rev, --}
• add App_parse in containers.string, experimental applicative parser combinators
• remove containers.pervasives, add the module Containers to core
• bugfix in CCFormat.to_file

0.9

• add Float, Ref, Set, Format to CCPervasives
• CCRingBuffer.append (simple implementation)
• containers.data now depends on bytes
• new CCRingBuffer module, imperative deque with batch (blit) operations, mostly done by Carmelo Piccione
• new Lwt_pipe and Lwt_klist streams for Lwt, respectively (un)bounded synchronized queues and lazy lists
• CCKTree.print, a simple S-expressions printer for generic trees
• Add CCMixmap in containers.data (close #40), functional alternative to CCMixtbl
• remove old META file
• simplified CCTrie implementation
• use "compiledObject: best" in _oasis for binaries
• document some invariants in CCCache (see #38)
• tests for CCCache.lru
• fix CCFormat.seq combinator
• add CCSet module in core/
• add CCRef module in core/

0.8

• add @Emm to authors
• refactored heavily CCFuture (much simpler, cleaner, basic API and thread pool)
• add CCLock in containers.thread
• merged test_levenshtein with other tests
• Add experimental rose tree in Containers_misc.RoseTree.
• remove a lot of stuff from containers.misc (see _oasis for details)
• make devel command, activating most flags, for developers (see #27)
• use benchmark 1.4, with the upstreamed tree system
• test ccvector.iteri
• add CCFormat into core/
• infix map operators for CCArray
• fold_while impl for CCList and CCArray
• Added CCBigstring.length for more consistency with the CCString module.
• Added name and dev fields in the OPAM file for local pinning.
• Fix CCIO.remove* functions.
• Added CCIO.remove_safe.
• only build doc if all the required flags are enabled
• CCHashtbl.{keys,values}_list in the functor as well. Better doc.
• CCHashtbl.{keys,values}_list
• more accurate type for CCHashtbl.Make

0.7

breaking

• remove cgi/
• removed useless Lwt-related module
• remove CCGen and CCsequence (use the separate libraries)
• split the library into smaller pieces (with containers.io, containers.iter, containers.sexp, containers.data)

other changes

• cleanup: move sub-libraries to their own subdir each; mv everything into src/

• sexp:

  • CCSexp now split into CCSexp (manipulating expressions) and CCSexpStream
  • add CCSexpM for a simpler, monadic parser of S-expressions (deprecating CCSexpStream)

• core:

  • CCString.fold
  • CCstring.suffix
  • more efficient CCString.init
  • fix errors in documentation of CCString (slightly over-reaching sed)
  • add CCFloat.{fsign, sign_exn} (thanks @bernardofpc)
• new containers.bigarray, with CCBigstring
• CCHashtbl.map_list

• io:

  • CCIO.read_all now with ?size parameter
  • use Bytes.extend (praise modernity!)
  • bugfix in CCIO.read_all and CCIO.read_chunks
• use -no-alias-deps

0.6.1

• use subtree gen/ for CCGen (symlink) rather than a copy.
• Add benchmarks for the function iter of iterators.
• CCKTree: more printers (to files), Format printer
• CCOpt.get_lazy convenience function
• introduce CCFloat, add float functions to CCRandom (thanks to @struktured)

0.6

breaking changes

• new CCIO module, much simpler, but incompatible interface
• renamed CCIO to advanced.CCMonadIO

other changes

• CCMultiSet.{add_mult,remove_mult,update}
• CCVector.{top,top_exn}
• CCFun.compose_binop (binary composition)
• CCList.init
• CCError.map2 has a more general type (thanks to @hcarty)

• new module CCCache

  • moved from misc
  • add CCache.{size,iter}
  • incompatible interface (functor -> values), much simpler to use
• lwt/Lwt_actor stub, for erlang-style concurrency (albeit much much more naive)
• misc/Mixtbl added from its old repository
• more benchmarks, with a more general system to select/run them
• more efficient versions of CCList.{flatten,append,flat_map}, some functions are now tailrec

0.5

breaking changes

• dependency on cppo (thanks to @whitequark, see AUTHORS.md) and bytes

• CCError:

  • now polymorphic on the error type
  • some retro-incompatibilies (wrap,guard)
• CCPervasives.Opt -> CCPervasives.Option
• Levenshtein.Index.remove changed signature (useless param removed)

other changes

• stronger inlining for CCVector (so that e.g. push is inline)
• more tests for CCVector
• removed many warnings
• CCSequence now provides some bytes-dependent operations
• CCList.(>|=) map operator
• CCOpt.filter
• CCInt.neg
• CCMap wrapper to the standard Map module
• make some functions in CCFun and CCString depend on ocaml version
• thanks to @whitequark, could use cppo for preprocessing files
• add Format printers to CCString
• AUTHORS.md

0.4.1

• CCOpt.get
• new functions in CCSexp.Traverse
• comments in CCMultiSet.mli, to explain meet/intersection/union
• CCMultiset: Add meet
• update of readme
• generate doc for containers.advanced

0.4

• core/CCSexp for fast and lightweight S-expressions parsing/printing
• moved CCLinq, CCBatch and CCat from core/ to advanced/
• ensure compatibility with ocaml 4.00
• get rid of deprecated Array.create
• move benchmarks to benchs/ so they are separate from tests
• CCError.{iter,get_exn}
• CCPair.print
• some small improvements to CCRandom
• moved CCHashtbl to CCFlatHashtbl; new module CCHashtbl that wraps and extends the standard hashtable
• CCPervasives module, replacing modules of the standard library
• removed type alias CCString.t (duplicate of String.t which already exists)

0.3.4

• subtree for sequence repo
• CCSequence is now a copy of sequence
• CCOpt.wrap{1,2}
• CCList.findi, CCArray.findi and CCArray.find_idx
• better Format printers (using break hints)
• specialize some comparison functions
• CCOrd.map

0.3.3

• readme: add ci hook (to http://ci.cedeela.fr)

• CCIO: monad for IO actions-as-values

  • explicit finalizer system, to use a >>>= operator rather than callbacks
  • File for basic filenames manipulations
  • Seq for streams
• CCMultiMap: functor for bidirectional mappings
• CCMultiSet: sequence
• renamed threads/future to threads/CCFuture
• big upgrade of RAL (random access lists)
• CCList.Ref to help use references on lists
• CCKList: group,uniq,sort,sort_uniq,repeat and cycle, infix ops, applicative,product
• CCTrie.above/below: ranges of items
• more functions in CCPair
• CCCat: funny (though useless) definitions inspired from Haskell
• CCList: applicative instance
• CCString.init
• CCError.fail_printf

0.3.2

• small change in makefile
• conversions for CCString
• CCHashtbl: open-addressing table (Robin-Hood hashing)
• registered printers for CCError.guard,wrap1,etc.
• monadic operator in CCList: map_m_par
• simple interface to PrintBox now more powerful
• constructors for 1 or 2 elements fqueues
• bugfixes in BTree (insertion should work now)
• CCFQueue: logarithmic access by index
• add BTree partial implementation (not working yet)
• fix bug in CCPrint.to_file
• CCArray.lookup for divide-and-conquer search
• CCList.sort_uniq
• CCError: retry and choose combinators
• stub for monadic IO in CCPrint
• CCopt.pure
• updated CCPersistentHashtbl with new functions; updated doc, simplified code
• move CCString into core/, since it deals with a basic type; also add some features to CCString (Sub and Split modules to deal with slices and splitting by a string)
• CCArray.blit, .Sub.to_slice; some bugfixes
• applicative and lifting operators for CCError
• CCError.map2
• more combinators in CCError

0.3.1

• test for CCArray.shuffle
• bugfix in CCArray.shuffle
• CCOpt.get_exn
• CCOpt.sequence_l
• mplus instance for CCOpt
• monad instance for CCFun
• updated description in _oasis
• CCTrie, a compressed functorial persistent trie structure
• fix CCPrint.unit, add CCPrint.silent
• fix type mismatch

NOTE: git log --no-merges previous_version..HEAD --pretty=%s